Coordination sequence for (3,6,8) tiling of hyperbolic plane.

Terms

a(0) =1a(1) =3a(2) =6a(3) =11a(4) =20a(5) =37a(6) =66a(7) =117a(8) =208a(9) =371a(10) =662a(11) =1179a(12) =2100a(13) =3741a(14) =6666a(15) =11877a(16) =21160a(17) =37699a(18) =67166a(19) =119667a(20) =213204a(21) =379853a(22) =676762a(23) =1205749a(24) =2148216a(25) =3827355a(26) =6818982a(27) =12148995a(28) =21645180a(29) =38563997